highfin carpsucker Lakes in Minnesota
Found in 10 Minnesota lakes
highfin carpsucker is a rough-fish species — typically common in productive, nutrient-rich lakes, sometimes treated as a management nuisance by anglers targeting game-fish. 10 lakes carry documentation. highfin carpsucker is narrowly distributed — only 10 Minnesota lakes and 0 Wisconsin lakes have a documented record. The constraint is usually habitat: cold water, specific depth profile, or river connection.
Rough-fish-dominant lakes are worth checking the grade on: a rough-fish-heavy fishery often reflects an underlying nutrient-loading problem in the watershed. Cross-reference the highfin carpsucker lake list below against the LakeGrade rubric: lakes with both an A or B grade and highfin carpsucker documented are the best places to start for recreational targeting.
Best highfin carpsucker Lakes in Minnesota
| Rank | Lake | County | Grade | Clarity | Depth |
|---|---|---|---|---|---|
| 1 | Lake St. Croix | Washington | B | 5.2 ft | 78 ft |
| 2 | Eagle Lake | Kandiyohi | C | 6.4 ft | 67 ft |
| 3 | St. Croix Lake | Washington | C | 8.7 ft | 78 ft |
| 4 | St. Croix 1.5 Mi. Upstream of Point Douglas Dr Lake | Washington | C | 9.4 ft | 78 ft |
| 5 | Pool of Lake St. Croix | Washington | C | 4.3 ft | 78 ft |
| 6 | Pool on Lake St. Croix Downstream of I94 Bridge | Washington | C | 5 ft | 78 ft |
| 7 | Pool on Lake St. Croix | Washington | C | 5.9 ft | 78 ft |
| 8 | St. Croix 3.5 Mi. Downstream of E Chestnut St Lake | Washington | C | 5.9 ft | 78 ft |
| 9 | St. Croix 0.3 Mi. Downstream of I Lake | Washington | C | 6.1 ft | 78 ft |
| 10 | Pepin Lake | Pepin | F | 3 ft | 60 ft |
Frequently Asked Questions
How many Minnesota lakes have highfin carpsucker?
highfin carpsucker are found in 10 lakes in Minnesota. The average water quality grade of these lakes is C (Fair).
What are the best highfin carpsucker lakes in Minnesota?
The best highfin carpsucker lakes in Minnesota by water quality are Lake St. Croix, Eagle Lake, St. Croix Lake, St. Croix 1.5 Mi. Upstream of Point Douglas Dr Lake, Pool of Lake St. Croix.
Source: EPA National Aquatic Resource Surveys, 2026.